Home / 1,136,370.56-1,704,112.84-426,011

Finding the Fourth Proportional to 1,136,370.56, 1,704,112.84 and 426,011

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Solution

The fourth proportional to 1,136,370.56, 1,704,112.84 and 426,011 is: 638,850.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,370.56 : 1,704,112.84 = 426,011 : x
  2. Step 2: Convert to fraction form
    1,136,370.56/1,704,112.84 = 426,011/x
  3. Step 3: Cross multiply
    1,136,370.56x = 1,704,112.84 × 426,011
  4. Step 4: Simplify right side
    1,136,370.56x = 725,970,815,081.24
  5. Step 5: Solve for x
    x = 725,970,815,081.24/1,136,370.56
  6. Step 6: Final answer
    x = 638,850.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.